<div class="menu">
	<ul>
		<li><a href="what.php" class="what"><img src="images/know1.gif" /></a></li>
		<li><a href="characteristic.php" class="characteristic"><img src="images/know2.gif" /></a></li>
		<li><a href="duilian.php" class="duilian"><img src="images/know4.gif" /></a>
			<ul class="type">
				<li><span class="menu1">春联</span></li>
				<li><span class="menu2">喜联</span></li>
				<li><span class="menu3">寿联</span></li>
				<li><span class="menu4">挽联</span></li>
			</ul>
		</li>
		<li><a href="classification.php" class="classification"><img src="images/know3.gif" /></a><!--对联分类-->
			<ul class="fenlei"><li>按用途分</li>
				<li>按位置分</li>
				<li>按艺术特点分</li>
			</ul></li>
		</ul>
	</div>